81.59 USD
↗ 0.90 (1.12%)PRE MARKET (AS OF 07:41 AM EDT)
RKLB Stock Premarket
Rocket Lab Corporation Common Stock
RKLBNASDAQ • USD
Market: OPEN
Premarket trading runs 4:00 AM – 9:30 AM ET.
RKLB is trading at $81.59 in premarket, up $0.90 (1.12%) from its previous close of $80.69.
📅 RKLB is expected to report earnings around Aug 6, 2026 after the close (estimated), with an estimated EPS of $-0.05. RKLB earnings details →
RKLB Premarket Chart
RKLB Premarket News
Gap Analytics — 5-year history, 5% minimum gap
Over the past 5 years, RKLB has had 49 qualifying gap events (gaps of 5% or more at the open) — 33 gap-ups and 16 gap-downs. Gap-ups averaged +7.9%, 79% have fully filled, median time to fill 2 trading days. Gap-downs averaged -7.3%, 88% have fully filled, median time to fill 2 trading days. Most recent: a +5.4% gap up 11 days ago, which filled in 4 trading days. RKLB has 3 unfilled gaps from the past 60 days; the largest is a +9.5% gap up on May 8, 2026, currently 81% retraced. Average 20-trading-day return after a RKLB gap up: +7.69%. After a gap down: +6.41%.
Gap Ups33 events
Fill Rate
78.8%
Avg Gap
7.9%
Avg 50% Fill
1d
Avg Fill
2d
Gap Downs16 events
Fill Rate
87.5%
Avg Gap
7.3%
Avg 50% Fill
1d
Avg Fill
2d
Avg Gap Fill by Timeframes
Gap Ups
| 1 day | 1 week | 2 week | 4 week | |
|---|---|---|---|---|
| fills 25% | 85% | 94% | 94% | 94% |
| fills 50% | 76% | 91% | 91% | 91% |
| fills 75% | 52% | 73% | 76% | 79% |
| fills 100% | 33% | 67% | 70% | 76% |
Gap Downs
| 1 day | 1 week | 2 week | 4 week | |
|---|---|---|---|---|
| fills 25% | 94% | 100% | 100% | 100% |
| fills 50% | 63% | 88% | 88% | 88% |
| fills 75% | 44% | 81% | 81% | 81% |
| fills 100% | 38% | 81% | 81% | 81% |
Active Unfilled Gaps (past 60 days)
25 days ago
2026-06-01
Gap %
-7.74%
Gap From
$143.48
% vs Current
+77.82%
retraced 29% to $135.63
28 days ago
2026-05-29
Gap %
-5.47%
Gap From
$148.03
% vs Current
+83.46%
retraced 50% to $144.00
49 days ago
2026-05-08
Gap %
+9.49%
Gap From
$78.58
% vs Current
-2.61%
retraced 81% to $80.00
Complete Gap History — 49 events
| Date | Gap From | Gap % | Status | Days to 50% | Days to Fill | % of Gap Filled After | |||
|---|---|---|---|---|---|---|---|---|---|
| 1 day | 1 week | 2 week | 4 week | ||||||
| 11 days ago | $102.39 | +5.44% | Filled | 2d | 4d | 39% | 100% | 100% | 100% |
| 25 days ago | $143.48 | -7.74% | Open | — | — | 29% | 29% | 29% | 29% |
| 28 days ago | $148.03 | -5.47% | Open | 1d | — | 50% | 50% | 50% | 50% |
| 2026-05-21 | $134.28 | -6.06% | Filled | 1d | 2d | 58% | 100% | 100% | 100% |
| 2026-05-18 | $124.77 | +6.40% | Filled | 1d | 2d | 89% | 100% | 100% | 100% |
| 2026-05-13 | $117.56 | +5.39% | Filled | 1d | 1d | 100% | 100% | 100% | 100% |
| 2026-05-08 | $78.58 | +9.49% | Open | 33d | — | 2% | 2% | 2% | 2% |
| 2026-04-08 | $66.32 | +8.56% | Open | 1d | — | 74% | 100% | 100% | 100% |
| 2026-04-02 | $65.52 | -5.03% | Filled | 1d | 1d | 100% | 100% | 100% | 100% |
| 2026-03-31 | $57.38 | +7.55% | Open | 1d | — | 62% | 62% | 62% | 62% |
| 2026-02-27 | $72.65 | -6.96% | Filled | 2d | 3d | 40% | 100% | 100% | 100% |
| 2026-02-03 | $74.15 | +6.00% | Filled | 1d | 2d | 64% | 100% | 100% | 100% |
| 2025-11-20 | $43.62 | +5.64% | Filled | 1d | 1d | 100% | 100% | 100% | 100% |
| 2025-11-11 | $51.90 | +7.90% | Filled | 1d | 1d | 100% | 100% | 100% | 100% |
| 2025-11-04 | $61.34 | -5.77% | Filled | 27d | 27d | 48% | 48% | 48% | 48% |
| 2025-10-13 | $64.26 | +5.63% | Filled | 1d | 2d | 90% | 100% | 100% | 100% |
| 2025-10-10 | $66.42 | +6.59% | Filled | 1d | 1d | 100% | 100% | 100% | 100% |
| 2025-08-08 | $44.21 | +7.53% | Filled | 1d | 1d | 100% | 100% | 100% | 100% |
| 2025-08-01 | $45.92 | -5.93% | Filled | 1d | 1d | 100% | 100% | 100% | 100% |
| 2025-06-06 | $26.45 | +6.47% | Filled | 1d | 1d | 100% | 100% | 100% | 100% |
| 2025-05-12 | $20.51 | +6.07% | Open | 1d | — | 70% | 70% | 70% | 70% |
| 2025-04-30 | $22.40 | -5.36% | Filled | 1d | 3d | 75% | 100% | 100% | 100% |
| 2025-04-23 | $19.04 | +7.41% | Open | — | — | 26% | 30% | 30% | 30% |
| 2025-04-08 | $17.52 | +5.80% | Filled | 1d | 1d | 100% | 100% | 100% | 100% |
| 2025-04-07 | $16.37 | -10.11% | Filled | 1d | 1d | 100% | 100% | 100% | 100% |
| 2025-04-03 | $19.34 | -8.12% | Filled | 4d | 4d | 34% | 100% | 100% | 100% |
| 2025-03-28 | $18.42 | +6.19% | Filled | 1d | 2d | 99% | 100% | 100% | 100% |
| 2025-03-12 | $17.83 | +6.11% | Filled | 1d | 1d | 100% | 100% | 100% | 100% |
| 2025-02-28 | $19.83 | -17.50% | Filled | 1d | 1d | 100% | 100% | 100% | 100% |
| 2025-02-03 | $29.05 | -6.40% | Filled | 1d | 1d | 100% | 100% | 100% | 100% |
| 2025-01-22 | $31.27 | -5.18% | Filled | 2d | 2d | 33% | 100% | 100% | 100% |
| 2025-01-21 | $24.00 | +8.33% | Filled | 22d | 22d | 24% | 24% | 24% | 24% |
| 2025-01-13 | $26.91 | -5.05% | Filled | 3d | 6d | 9% | 100% | 100% | 100% |
| 2024-11-25 | $23.26 | +9.14% | Filled | 1d | 1d | 100% | 100% | 100% | 100% |
| 2024-11-13 | $14.66 | +31.24% | Open | 3d | — | 13% | 53% | 53% | 53% |
| 2024-11-11 | $13.51 | +8.36% | Open | 1d | — | 56% | 56% | 56% | 56% |
| 2024-08-16 | $5.83 | +7.55% | Filled | 1d | 15d | 80% | 80% | 80% | 100% |
| 2023-08-09 | $6.66 | +10.51% | Filled | 1d | 1d | 100% | 100% | 100% | 100% |
| 2022-08-31 | $5.13 | +5.85% | Filled | 2d | 2d | 17% | 100% | 100% | 100% |
| 2022-08-11 | $5.79 | +6.74% | Filled | 1d | 2d | 87% | 100% | 100% | 100% |
| 2022-08-10 | $5.44 | +5.88% | Filled | 1d | 9d | 50% | 50% | 100% | 100% |
| 2022-02-01 | $9.04 | +5.64% | Filled | 1d | 3d | 92% | 100% | 100% | 100% |
| 2022-01-24 | $9.00 | -5.89% | Filled | 1d | 3d | 68% | 100% | 100% | 100% |
| 2022-01-12 | $10.86 | +7.00% | Filled | 1d | 2d | 55% | 100% | 100% | 100% |
| 2021-10-08 | $15.46 | -9.44% | Filled | 1d | 1d | 100% | 100% | 100% | 100% |
| 2021-10-07 | $14.00 | +8.93% | Filled | 2d | 2d | 48% | 100% | 100% | 100% |
| 2021-09-09 | $15.09 | +7.82% | Filled | 3d | 3d | 0% | 100% | 100% | 100% |
| 2021-09-07 | $13.52 | +11.09% | Filled | 1d | 14d | 63% | 63% | 66% | 100% |
| 2021-08-26 | $10.43 | +5.47% | Filled | 1d | 1d | 100% | 100% | 100% | 100% |
Frequently Asked Questions
What is RKLB's premarket price?
Rocket Lab (RKLB) is trading at $81.59 in premarket, up $0.90 (1.12%) from the previous close of $80.69.
Why is RKLB moving in premarket?
Rocket Lab (RKLB) is up 1.12% from its previous close in premarket trading. Premarket moves are usually driven by company-specific news, earnings results, analyst rating or price-target changes, or broad market and sector sentiment. Check the latest RKLB premarket headlines and gap history below for the likely catalyst.
When does RKLB premarket trading start?
Premarket trading for RKLB on the NASDAQ runs from 4:00 AM to 9:30 AM Eastern Time, ahead of the regular session (9:30 AM – 4:00 PM ET). After-hours runs from 4:00 PM to 8:00 PM ET.
How often does RKLB fill its gaps?
Over the past 5 years, 79% of RKLB gap-ups have fully filled and 88% of gap-downs have filled. Median time to fill is 2 trading days for gap-ups and 2 trading days for gap-downs.
Does RKLB have any unfilled gaps?
Yes. RKLB has 3 unfilled gaps from the past 60 days. The largest is a +9.5% gap up from May 8, 2026 and is currently 81% retraced.
What's the average return after a RKLB gap?
Based on 49 qualifying gap events over the past 5 years, the average 20-trading-day return after a RKLB gap up is +7.69%, and after a gap down is +6.41%.
When does RKLB report earnings?
RKLB is expected to report earnings around Aug 6, 2026 after the close (estimated), with an estimated EPS of $-0.05.